(19)

(11)

EP 4 823 727 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24833918.6 (22) Date of filing: 13.12.2024

(51) International Patent Classification (IPC):  B01F 31/441(2022.01) B01F 35/71(2022.01) A61B 17/88(2006.01) B01F 33/501(2022.01) B01F 35/75(2022.01) B01F 101/20(2022.01) (52) Cooperative Patent Classification (CPC): B01F 31/441; B01F 33/50112; B01F 35/754251; B01F 35/7137; B01F 35/7162; B01F 2101/20; A61B 2017/8838 (86) International application number: PCT/EP2024/086381 (87) International publication number: WO 2025/125640 (19.06.2025 Gazette 2025/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 13.12.2023 GB 202318998 (71) Applicant: SUMMIT MEDICAL LIMITED Bourton on the Water Gloucestershire GL54 2HQ (GB)	(72) Inventors: COWE, Toby Ken Bourton on the Water Gloucestershire GL54 2HQ (GB) TEMPLEMAN, Harry Robert Bourton on the Water Gloucestershire GL54 2HQ (GB) (74) Representative: Butler, Daniel James  Concept IP Services Limited Brenton Lodge Holywell Road Wotton-under-edge Gloucestershire GL12 7NJ Gloucestershire GL12 7NJ (GB)